v3.26.1
INVESTMENTS (Schedule of Unrealized Gross Losses and Estimated Fair values of Investment Securities) (Details)
$ in Thousands
Mar. 31, 2026
USD ($)
security
Dec. 31, 2025
USD ($)
security
Debt Securities, Available-for-sale [Line Items]    
Debt Securities, Available-for-sale, Unrealized Loss Position, Number of Positions | security 220 220
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months $ 135,905 $ 127,155
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss 1,309 714
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer 405,268 414,319
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss (50,409) (50,269)
Debt Securities, Available-for-sale, Unrealized Loss Position, Total 541,173 541,474
Debt Securities, Available-for-sale, Unrealized Loss Position, Accumulated Loss $ 51,718 $ 50,983
Obligations of states and political subdivisions    
Debt Securities, Available-for-sale [Line Items]    
Debt Securities, Available-for-sale, Unrealized Loss Position, Number of Positions | security 7 7
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months $ 3,287 $ 547
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss 37 3
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer 386 3,147
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss (13) (26)
Debt Securities, Available-for-sale, Unrealized Loss Position, Total 3,673 3,694
Debt Securities, Available-for-sale, Unrealized Loss Position, Accumulated Loss $ 50 $ 29
MBS issued or guaranteed by U.S. government-sponsored enterprises    
Debt Securities, Available-for-sale [Line Items]    
Debt Securities, Available-for-sale, Unrealized Loss Position, Number of Positions | security 149 152
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months $ 77,294 $ 79,930
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss 686 379
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer 329,675 332,788
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss (43,675) (43,406)
Debt Securities, Available-for-sale, Unrealized Loss Position, Total 406,969 412,718
Debt Securities, Available-for-sale, Unrealized Loss Position, Accumulated Loss $ 44,361 $ 43,785
CMO issued or guaranteed by U.S. government-sponsored enterprises    
Debt Securities, Available-for-sale [Line Items]    
Debt Securities, Available-for-sale, Unrealized Loss Position, Number of Positions | security 57 55
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months $ 54,376 $ 46,678
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss 534 332
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer 63,093 66,255
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss (6,336) (6,464)
Debt Securities, Available-for-sale, Unrealized Loss Position, Total 117,469 112,933
Debt Securities, Available-for-sale, Unrealized Loss Position, Accumulated Loss $ 6,870 $ 6,796
Subordinated corporate bonds    
Debt Securities, Available-for-sale [Line Items]    
Debt Securities, Available-for-sale, Unrealized Loss Position, Number of Positions | security 7 6
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months $ 948 $ 0
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss 52 0
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer 12,114 12,129
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss (385) (373)
Debt Securities, Available-for-sale, Unrealized Loss Position, Total 13,062 12,129
Debt Securities, Available-for-sale, Unrealized Loss Position, Accumulated Loss $ 437 $ 373